Alpha 1 & Gen. 2 Outdrive Parts *Drawings *Videos

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Mercruiser Alpha One Screw (outdrive top cover)

GLM Marine aftermarket Mercruiser Alpha 1 stern drive cover screw for upper gearcase

  • OEM number 10-98794
  • GLM Marine number 28300

Tech support exploded view Alpha One drawings
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28300 Screw Mercruiser Top Cover 10-98794

28300 Screw Mercruiser Top Cover 10-98794

P/N 28300 cover screw $4.29

Customers who ordered P/N 28300 also purchased:

28402 Generation 2 kit 828692A1
28402 Generation 2 kit 828692A1

P/N 28402 Top cover kit for the Alpha One Generation 2 upper housing. This kit includes bearing P/N 21511, shims, 4 screws and o-ring. Compatible with 1991 and up models. Replaces OEM 828692A1. $190.95

 

P/N 28400 MR / Alpha One generation 1 cover assembly for the upper housing (1970 - 1990 models). Includes bearing P/N 21510, shims, o-ring and 4 screws. Replaces OEM 94998A4. $83.15

26-32511A1 Seal Kit Parts 87500
26-32511A1 Seal Kit Parts 87500

P/N 87500 Upper gear case seal and gasket kit for all models up to 1990. Replaces OEM 26-32511A1. $24.15

P/N 87501 Upper seal kit for Alpha 1 Generation 2 (1991 and up) models. Replaces OEM 26-32511A1. $20.15

317201 Large Sealant-Johnson
317201 Large Sealant-Johnson

P/N 317201 Large gasket sealant (includes brush inside lid). 16 ounce. $24.15